From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754557AbaAFOTX (ORCPT ); Mon, 6 Jan 2014 09:19:23 -0500 Received: from v094114.home.net.pl ([79.96.170.134]:62310 "HELO v094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751674AbaAFOTW (ORCPT ); Mon, 6 Jan 2014 09:19:22 -0500 From: "Rafael J. Wysocki" To: Ramkumar Ramachandra Cc: LKML , Dirk Brandewie , Randy Dunlap , Linux PM Subject: Re: [PATCH v2] Documentation: add ABI entry for intel_pstate Date: Mon, 06 Jan 2014 15:33:08 +0100 Message-ID: <7139147.6XT8bGKqLF@vostro.rjw.lan> User-Agent: KMail/4.11.3 (Linux/3.13.0-rc6+; KDE/4.11.3; x86_64; ; ) In-Reply-To: <1389012866-29821-1-git-send-email-artagnon@gmail.com> References: <1388997077-25138-1-git-send-email-artagnon@gmail.com> <1389012866-29821-1-git-send-email-artagnon@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Monday, January 06, 2014 06:24:26 PM Ramkumar Ramachandra wrote: > Add a Documentation/ABI entry for > /sys/devices/system/cpu/intel_pstate/max_perf_pct, > /sys/devices/system/cpu/intel_pstate/min_perf_pct, and > /sys/devices/system/cpu/intel_pstate/no_turbo. > > Cc: Dirk Brandewie > Cc: Rafael J. Wysocki > Cc: Randy Dunlap > Cc: Linux PM > Signed-off-by: Ramkumar Ramachandra OK, queued up for 3.14. Thanks! > --- > Documentation/ABI/testing/sysfs-devices-system-cpu | 24 ++++++++++++++++++++++ > 1 file changed, 24 insertions(+) > > diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu > index 468e4d4..d5a0d33 100644 > --- a/Documentation/ABI/testing/sysfs-devices-system-cpu > +++ b/Documentation/ABI/testing/sysfs-devices-system-cpu > @@ -200,3 +200,27 @@ Description: address and size of the percpu note. > note of cpu#. > > crash_notes_size: size of the note of cpu#. > + > + > +What: /sys/devices/system/cpu/intel_pstate/max_perf_pct > + /sys/devices/system/cpu/intel_pstate/min_perf_pct > + /sys/devices/system/cpu/intel_pstate/no_turbo > +Date: February 2013 > +Contact: linux-pm@vger.kernel.org > +Description: Parameters for the Intel P-state driver > + > + Logic for selecting the current P-state in Intel > + Sandybridge+ processors. The three knobs control > + limits for the P-state that will be requested by the > + driver. > + > + max_perf_pct: limits the maximum P state that will be requested by > + the driver stated as a percentage of the available performance. > + > + min_perf_pct: limits the minimum P state that will be requested by > + the driver stated as a percentage of the available performance. > + > + no_turbo: limits the driver to selecting P states below the turbo > + frequency range. > + > + More details can be found in Documentation/cpu-freq/intel-pstate.txt > -- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.